Home / 33,609.28-50,436.60-13,887.76

Finding the Fourth Proportional to 33,609.28, 50,436.60 and 13,887.76

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Solution

The fourth proportional to 33,609.28, 50,436.60 and 13,887.76 is: 20,841.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,609.28 : 50,436.60 = 13,887.76 : x
  2. Step 2: Convert to fraction form
    33,609.28/50,436.60 = 13,887.76/x
  3. Step 3: Cross multiply
    33,609.28x = 50,436.60 × 13,887.76
  4. Step 4: Simplify right side
    33,609.28x = 700,451,396.02
  5. Step 5: Solve for x
    x = 700,451,396.02/33,609.28
  6. Step 6: Final answer
    x = 20,841.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.